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Finding the Third Proportional to 473,307 and 1,018,785

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Solution

The third proportional to 473,307 and 1,018,785 is: 2,192,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,307 : 1,018,785 = 1,018,785 : x
  2. Step 2: Convert to fraction form
    473,307/1,018,785 = 1,018,785/x
  3. Step 3: Cross multiply
    473,307x = 1,018,785 × 1,018,785
  4. Step 4: Simplify right side
    473,307x = 1,037,922,876,225
  5. Step 5: Solve for x
    x = 1,037,922,876,225/473,307
  6. Step 6: Final answer
    x = 2,192,916.81

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.